How Does Obesity Impact My Health?

A BMI over 30 does not mean it has to stay that way!

Joseph Wall, Medical Student

10/23/20243 min read

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topless man in blue denim jeans

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How Does Obesity Impact My Health?

Obesity, or carrying too much body fat, can seriously affect your health in many ways. It can lead to a range of health problems and make existing conditions worse. Here’s a look at how obesity can harm your body:

1. Type 2 Diabetes

Being overweight, especially with fat around your belly, makes it harder for your body to use insulin properly. Insulin helps control blood sugar levels, and when it doesn’t work well, your blood sugar stays high. This puts you at risk for type 2 diabetes.

2. Heart Disease

Extra weight makes your heart work harder and can lead to heart problems. Fat can build up in your arteries, narrowing them and making it harder for blood to flow. This can cause heart attacks or strokes, which are life-threatening.

3. High Blood Pressure

The more weight you carry, the more blood your heart has to pump, which raises your blood pressure. Over time, high blood pressure damages your heart and blood vessels, increasing the risk of heart disease and stroke.

4. Cholesterol Problems

Obesity often causes higher levels of "bad" cholesterol (LDL) and lower levels of "good" cholesterol (HDL). This imbalance can lead to clogged arteries, increasing the risk of heart attacks or strokes.

5. Sleep Apnea

Extra fat, especially around the neck, can block your airway while you sleep. This leads to a condition called sleep apnea, where breathing stops and starts throughout the night. Sleep apnea not only disrupts sleep but also increases the risk of heart problems.

6. Joint Problems (Osteoarthritis)

Carrying too much weight puts added pressure on your joints, especially in your knees and hips. Over time, this can wear down the cartilage that cushions your joints, causing pain and making it harder to move.

7. Gallbladder Disease

Obesity increases your chances of getting gallstones, which are small, hard lumps that can form in your gallbladder. These can cause pain and might need surgery to remove the gallbladder.

8. Cancer

Obesity increases the risk of several cancers, including breast, colon, and kidney cancer. This may be due to changes in hormones and inflammation linked to carrying extra weight.

9. Fatty Liver Disease

Extra fat can build up in your liver, leading to a condition called non-alcoholic fatty liver disease (NAFLD). This can cause liver damage over time and lead to more severe conditions.

10. Mental Health

Obesity can also affect your emotional well-being. Many people with obesity struggle with low self-esteem, anxiety, or depression. This can be made worse by the stigma surrounding weight, which can make it hard to stay motivated for a healthy lifestyle.

When Should You Consider Bariatric Surgery?

If you're struggling with obesity and have tried diet and exercise without success, bariatric surgery might be an option. This surgery helps people lose weight by making changes to their digestive system. It’s not for everyone, but here are some situations where it may be considered:

  • BMI Criteria: Doctors may suggest bariatric surgery if you have a Body Mass Index (BMI) of 40 or more. You may also qualify if your BMI is 35–39.9 and you have serious health issues related to obesity, like diabetes or sleep apnea.

  • Tried Other Methods: If you’ve tried to lose weight through diet and exercise but haven’t been successful, surgery might help.

  • Health Issues: If your weight is causing health problems that are affecting your quality of life, surgery may improve those conditions.

  • Commitment: Bariatric surgery requires a lifelong commitment to changing your eating habits and staying active. It’s a big decision that needs careful thought and discussion with your doctor.

Bariatric surgery can help people lose weight and improve their health, but it’s important to weigh the risks and talk with your healthcare team to make sure it’s the right choice for you.

In short, obesity can impact your body in many ways, from diabetes and heart disease to mental health struggles. But by working with your doctor and making lifestyle changes, you can improve your health. And if you’ve tried everything without success, bariatric surgery may be worth considering as a next step.